WO2013035134A1 - Système de fourniture d'ordinateur virtuel et procédé de fourniture - Google Patents

Système de fourniture d'ordinateur virtuel et procédé de fourniture Download PDF

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Publication number
WO2013035134A1
WO2013035134A1 PCT/JP2011/005049 JP2011005049W WO2013035134A1 WO 2013035134 A1 WO2013035134 A1 WO 2013035134A1 JP 2011005049 W JP2011005049 W JP 2011005049W WO 2013035134 A1 WO2013035134 A1 WO 2013035134A1
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Prior art keywords
virtual machine
program
search
unit
name
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PCT/JP2011/005049
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English (en)
Japanese (ja)
Inventor
智彦 加地
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株式会社日立製作所
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Priority to PCT/JP2011/005049 priority Critical patent/WO2013035134A1/fr
Priority to JP2013532328A priority patent/JP5732138B2/ja
Publication of WO2013035134A1 publication Critical patent/WO2013035134A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5061—Partitioning or combining of resources
    • G06F9/5077—Logical partitioning of resources; Management or configuration of virtualized resources
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45562—Creating, deleting, cloning virtual machine instances

Definitions

  • the present invention relates to a virtual machine providing system and a providing method, and is particularly suitable for application to a virtual machine providing system and a providing method for providing a new virtual machine to a user by duplicating and initializing an existing virtual machine.
  • the construction of the computer environment is the construction of the computer so that it can be used.
  • the hardware and software suitable for the user's purpose are procured from the vendor, the procured hardware is installed, and the installed hardware is installed. For example, to set up software.
  • Virtual machine replication works on all hardware that has a hypervisor set up.
  • the hypervisor is a control program for realizing a virtual computer, and is also called a virtualization monitor or a virtualization OS.
  • Patent Document 1 discloses a technique for creating a virtual machine that satisfies a user's request. Specifically, a virtual machine template having a minimum OS (Operating System) is prepared in advance, and a desired program selected by the user is set up for a virtual machine created by duplicating the virtual machine template. This is a technique for creating a virtual machine that satisfies the user's request. Note that the user selectable program is provided in the repository server.
  • OS Operating System
  • Patent Document 1 merely discloses preparing a virtual machine template having a minimum OS and setting up various programs provided by a repository server. Therefore, in the virtual computer creation method of Patent Document 1, after all, a setup work is required separately, and there is a problem that a lot of time is required until the virtual computer is provided to the user. In particular, the more programs that need to be set up, the more time it takes to provide a virtual machine.
  • the present invention has been made in consideration of the above points, and is intended to provide a virtual computer providing system, a virtual computer providing method, and a program that can quickly provide a new virtual computer that satisfies a user's request. is there.
  • a replication source virtual machine search unit for searching for a virtual machine including a request program requested by a user from an existing virtual machine group connected on a network, and the search
  • a replicated virtual machine providing unit that provides a new virtual machine by duplicating and initializing the virtual machine obtained as a result, and a use program management for managing a use program used by a virtual machine that constitutes the existing virtual machine group Information, dependency management information for managing dependency between the programs used, user-specific data management information for managing user-specific data included in the virtual machine, and organization-specific data included in the virtual machine
  • a storage unit that stores machine-specific data management information for the virtual machine including the request program from the existing virtual machine group with reference to the use program management information.
  • the virtual machine including the program necessary for the operation of the requested program is retrieved from the virtual machine including the requested program by referring to the dependency management information, and the duplicate virtual machine providing unit retrieves the retrieved After copying the resulting virtual machine, the user-specific data, organization-specific data and machine included in the copied virtual machine with reference to the user-specific data management information, the organization-specific data management information and the machine management information
  • the copied virtual machine is initialized by deleting or changing the unique data.
  • a second unit that provides a new virtual machine by duplicating and initializing the virtual machine obtained as a result of the search by the providing unit and a virtual machine that constitutes the existing virtual computer group is used by the storage unit
  • a virtual machine including the request program is searched from the group of existing virtual machines, and a program necessary for the operation of the request program is retrieved from the virtual machine including the
  • the duplicate virtual machine providing unit duplicates the virtual machine obtained as a result of the search, and then the user specific data management information, the organization specific data management information, and With reference to the machine management information, user-specific data, organization-specific data and data included in the copied virtual machine It characterized by initializing the virtual machine to which the replication by deleting or changing the machine-specific data.
  • a virtual computer providing system that can provide a new virtual computer to a user by duplicating and initializing a virtual computer currently being provided to another user. Will be described.
  • FIG. 1 shows a logical configuration of a virtual machine providing system 1A according to the first embodiment.
  • the virtual machine providing system 1A includes a virtual machine providing service management server device 10 and a virtual computer host device 20.
  • the virtual machine provision service management server apparatus 10 and the virtual machine host apparatus 20 are connected to each other via the network 5.
  • a plurality of virtual machine host devices 20 are connected to the network 5 according to the scale of the virtual machine providing system 1A.
  • the virtual machine provision service management server device 10 includes a CPU (Central Processing Unit) 101, a main storage device 102, a secondary storage device 103, a display device 104, and a communication interface 105.
  • the CPU 101, the main storage device 102, the secondary storage device 103, the display device 104, and the communication interface 105 are communicably connected to each other via a bus 106.
  • the communication interface 105 is connected to the network 5.
  • the main storage device 102 includes a replication source virtual machine search unit 1021, a virtualization environment management program 1022, a replication virtual computer provision unit 1023, and a necessary program list creation unit 1024 that are executed by the CPU 101.
  • a search result list 1025 generated by execution and an initialization information list 1026 used for executing various programs and the like are provided.
  • the copy source virtual machine search unit 1021 includes a use search unit 10211, a user name organization name search unit 10212, a program name search unit 10213, and a program license confirmation unit 10214.
  • the virtual environment management program 1022 includes a virtual machine duplicating unit 10221 and a virtual machine starting unit 10222.
  • the replicated virtual machine provision unit 1023 is configured to include a replicated virtual machine environment initialization unit 10231, and the replicated virtual machine environment initialization unit 10231 includes a program addition unit 102311, a program deletion unit 102312, and a virtual computer data change unit 102313. Configured.
  • the search result list 1025 is a storage area for temporarily storing the search results searched by the replication source virtual machine search unit 1021.
  • the initialization information list 1026 is a storage area for storing information for initializing the virtual machine environment initialization unit 10231 by the virtual machine environment initialization unit 10231 obtained as a result of the search by the replication source virtual machine search unit 1021.
  • FIG. 2 shows a logical configuration of the virtual machine host device 20 of the virtual machine providing system 1A of FIG.
  • the virtual machine host device 20 includes a CPU 201, a main storage device 202, a secondary storage device 203, and a communication interface 204.
  • the CPU 201, the main storage device 202, the secondary storage device 203, and the communication interface 204 are communicably connected to each other via a bus 205.
  • the communication interface 204 is connected to the network 5.
  • the main storage device 202 includes a virtualization mechanism 2021 that is executed by the CPU 201, and the virtualization mechanism 2021 includes a virtual computer 20211 and a hypervisor 20212.
  • the virtual computer 20211 is a virtual main storage device for operating the virtual computer host device 20 created on the main storage device 202 by the hypervisor 20212, and executes processing of a program operating on the virtual computer host device 20 The data used for is stored.
  • the hypervisor 20212 is an execution platform for operating the virtual computer 20211. Note that the virtual machine 20211 functions as the virtual machine 20211 only when it operates in cooperation with a virtual machine image 2031 described later.
  • the secondary storage device 203 is configured to include a virtual machine image 2031.
  • the virtual machine image 2031 is a package of virtual machine configuration information necessary for configuring the virtual machine 20211 and data of a virtual secondary storage device for the virtual machine 20211 as one file.
  • FIG. 3 shows a logical configuration of the secondary storage device 103 of the virtual machine providing system 1A of FIG.
  • the secondary storage device 103 includes a program management table 10301, a virtual machine image management table 10302, a used program management table 10303, a program license management table 10304, a user specific data management table 10305, an organization specific data management table 10306, and a machine specific data management table. 10307, a dependency relationship management table 10308, and a program storage area 1030A.
  • the program management table 10301 is a table for managing programs used by the virtual machine 20211 of the virtual machine host device 20.
  • the virtual machine image management table 10302 is a table for managing the virtual machine image 2031 included in the secondary storage device 203 of the virtual machine host device 20.
  • the used program management table 10303 is a table for managing programs included in the virtual machine image 2031.
  • the program license management table 10304 is a table for managing licenses of programs used in the virtual machine 20211 of the virtual machine host device 20.
  • the user-specific data management table 10305 is a table for managing user-specific data of a user who uses the virtual machine 20211.
  • the user-specific data is data personally created and used by the user, and is data relating to setting information such as a document file, an image file, account information, or wallpaper or sound, for example.
  • the organization specific data management table 10306 is a table for managing the organization specific data of the organization to which the user using the virtual machine 20211 belongs.
  • the organization-specific data is data used by a specific organization. For example, a proxy server or file server commonly used by organizations used when a user using the virtual machine 20211 connects to the network 5. Data such as setting information.
  • the machine unique data management table 10307 is a table for managing machine unique data of the virtual machine 20211.
  • the machine specific data is data used by a specific machine, such as data such as an IP address and a host name.
  • the dependency relationship management table 10308 is a table for managing dependency information between programs used by the virtual machine 20211 managed by the program management table 10301.
  • the program storage area 1030A is a storage location for temporarily storing programs used in the virtual machine 20211 managed by the program management table 10301.
  • FIG. 4A shows a conceptual diagram of the search result list 1025 of the virtual machine providing system 1A of FIG.
  • the search result list 1025 stores information on the virtual machine 20211 that satisfies the search condition specified by the user.
  • Search conditions specified by the user include, for example, usage, user name, organization name, or program name.
  • Information on the virtual machine 20211 that satisfies the search conditions specified by the user is searched by the usage search unit 10211, the user name organization name search unit 10212, and the program name search unit 10213 in the replication source virtual machine search unit 1021. Further, the information of the searched virtual machine 20211 is displayed on the display device 104.
  • the search result list 1025 includes a virtual machine name column 10251, an environment initialization information column 10252, a user name column 10253, an organization name column 10254, an OS name column 10255, a usage column 10256, a cost column 10257, and a request satisfaction level column 10258.
  • the virtual machine name column 10251 stores the virtual machine name of the replication source virtual machine 20211.
  • the environment initialization information column 10252 stores information necessary for initialization when the user-specified virtual machine 20211 searched by the copy source virtual machine search unit 1021 is copied and the computer environment is initialized.
  • the computer environment is various unique data and various programs included in the virtual computer 20211.
  • Various unique data are user specific data, organization specific data, machine specific data, and the like, and various programs are a request program requested by the user, a program necessary for the operation of the request program, and the like.
  • Initialization refers to a process of deleting or changing various unique data and various programs included in the virtual machine 20211 immediately after copying before providing the copied new virtual machine to the user. Initialization is performed by the duplicate virtual machine environment initialization unit 10231.
  • the information necessary for initialization is here the row number of the initialization information list 1026 (see FIG. 4B).
  • the user name column 10253 stores the user name of the virtual machine 20211 that is the replication source.
  • the organization name column 10254 stores the name of the organization to which the user of the copy source virtual machine 20211 belongs.
  • the OS name column 10255 stores the OS name of the OS included in the copy source virtual machine 20211.
  • the usage column 10256 stores the usage of the copy source virtual machine 20211.
  • the cost column 10257 stores a monetary cost necessary for replicating and initializing the copy source virtual machine 20211 and providing a new virtual machine to the user.
  • the monetary cost includes, for example, a charge amount for using the virtual machine 20211 in a virtual machine providing service, a license fee for software, and the like.
  • the request satisfaction level column 10258 stores a value calculated for the degree to which a user's request is satisfied when the replication source virtual machine 20211 is copied and initialized to provide a new virtual machine to the user.
  • the initialization is performed in the initialization information list 1026 (see FIG. 4B). Reference is made to the information in the “1” line.
  • the virtual machine 20211 “VM5” is a user with a user name “User02” and a user who belongs to an organization with an organization name “Org02” is a virtual machine currently being used. Yes.
  • the OS having the OS name “os_a5.5” is operating in the virtual machine 20211 “VM5”.
  • a cost of “5000” is required, and it is shown that the user's request is satisfied “100%”.
  • FIG. 4B shows a conceptual diagram of the initialization information list 1026 of the virtual machine providing system 1A of FIG.
  • the initialization information list 1026 stores information necessary for initializing the computer environment of the copy source virtual machine 20211. Information necessary for initialization is stored in the main storage device 102 of FIG. Initialization is performed by the duplicate virtual machine environment initialization unit 10231.
  • the initialization information list 1026 is associated with information stored in the environment initialization information column 10252 of the search result list 1025, and includes a line number column 10261, a used program list column 10262, a feature program list column 10263, and a common program list.
  • a line number is stored in the line number column 10261. This line number is used when referring to the initialization information list 1026 from the search result list 1025 (see FIG. 4A).
  • the used program list column 10262 stores the ID of a used program scheduled to be used by a new virtual machine after copying.
  • the ID of this use program is stored by the program adding unit 102311 and the program deleting unit 102312.
  • the feature program list column 10263 when a plurality of virtual machines 20211 are obtained as search results as a result of searching the copy source virtual machines 20211 by the copy source virtual machine search unit 1021, they are included in the respective virtual machines 20211.
  • An ID of a characteristic program that is a characteristic program among the programs is stored.
  • the feature program is a program that is included in any one of the virtual machines 20211 but is not included in the other virtual machines 20211 among the programs included in each of the plurality of virtual machines 20211.
  • the common program list column 10264 when a plurality of virtual machines 20211 are obtained as search results as a result of searching for a copy source virtual machine by the copy source virtual machine search unit 1021, each of the plurality of virtual machines 20211 is displayed.
  • the ID of the common program included in common is stored.
  • the ID of the common program is used when the feature program is extracted by the copy source virtual machine search unit 1021.
  • the missing program list column 10265 stores the ID of a missing program that needs to be additionally set up for the new virtual machine copied.
  • the ID of the missing program is retrieved and stored by the program name retrieval unit 10213.
  • the deficient program is added to a new virtual machine by the program adding unit 102311.
  • the replicable program list column 10266 may store the ID of a replicable program that is a program that satisfies the license condition among the use programs stored in the use program list column 10262. Whether or not the license condition is satisfied is determined by the program license confirmation unit 10214. The ID of the duplicatable program is used when the duplicating virtual machine environment initialization unit 10231 determines whether the program can be left in the new virtual machine.
  • the ID of a non-replicatable program that is a program that does not satisfy the license condition among the use programs stored in the use program list column 10262 is stored. Whether or not the license condition is satisfied is determined by the program license confirmation unit 10214. The ID of the non-duplicatable program is used when the program deletion unit 10212 deletes a program that cannot be used in the software license from the new virtual machine immediately after copying.
  • the necessary program list column 10268 stores the program requested by the user and the ID of the necessary program which is a program necessary for the operation of the program requested by the user.
  • the ID of the necessary program is stored by the necessary program list creation unit 1024. Further, the ID of the necessary program is used when the program name search unit 10213 extracts the missing program and the unnecessary program.
  • the unnecessary program list column 10269 stores an ID of an unnecessary program that is not a necessary program among the replicable programs stored in the replicable program list column 10266.
  • the ID of the unnecessary program is stored by the program name search unit 10213.
  • the ID of the unnecessary program is used when the program deletion unit 10212 deletes a program unnecessary to satisfy the user's request from the new virtual machine after copying.
  • the initialization information of the line number “1” is used for the initialization. (See FIGS. 4A and 4B).
  • the initialization information of the line number “1” includes a use program with an ID “PG1, PG7, PG9, PG10, PG11, PG12”, and among these, the program with an ID “PG9” is “VM5”. It is shown that this is a characteristic program that is not included in another virtual machine 20211 called “VM6” that is different from the virtual machine 20211 called “VM6”.
  • the initialization information of line number “1” indicates that there is no missing program.
  • the initialization information of the line number “1” is licensed by the program with the ID “PG1, PG7, PG9, PG10, PG11” among the usage programs with the ID “PG1, PG7, PG9, PG10, PG11, PG12” It is shown that it is a duplicatable program that can be used and the program with the ID “PG12” is a non-duplicatable program that cannot be used on the license.
  • the initialization information of the line number “1” is a request program requested to a new virtual machine copied by the program with the ID “PG1, PG7, PG8 or PG9, PG10”. It is shown that the user's request is satisfied if the copied new virtual machine includes any one of the programs with IDs “PG8” and “PG9”. Further, it is indicated that the new virtual machine does not require the program with the ID “PG11” and is an unnecessary program.
  • the programs with IDs “PG1, PG7, PG9, PG10, PG11, PG12” are specifically referred to by referring to a program management table 10301 (see FIG. 5) to be described later, specifically “os_a5.5, lang_r3. 0, db_a1.0, web_app_a1.0, web_app_b1.0, web_app_c1.0 ”.
  • FIG. 5 shows a conceptual diagram of the program management table 10301 in FIG.
  • the program management table 10301 is a table for managing program information used by each virtual machine 20211 of the virtual machine providing system 1A.
  • the program name search unit 10213 searches for a program included in each virtual machine 20211, Used for.
  • the program management table 10301 includes an ID column 103011, a program name column 103012, a version column 1030301, an architecture column 103014, a storage location column 103015, and a setup program name column 103016.
  • ID column 103011 a character string for specifying a program in the virtual machine providing system 1A is stored.
  • an ID assigned to the program is stored.
  • the program name column 103012 the program name is stored. Version information is stored in the version column 103013.
  • the architecture column 103014 stores a character string indicating a hardware architecture condition that is a premise of the operation.
  • the storage location column 103015 stores the storage location of the program.
  • the setup program name column 103016 stores a program name to be executed when setting up the program.
  • the program with the ID “PG1” has the program name “os_a”, the version “5.5”, the operation architecture “arc_32”, and the storage location of the program is “/Srv/os/setup/os_a5.5/” and the setup program name is “setup”.
  • FIG. 6A shows a conceptual diagram of the virtual machine image management table 10302 of FIG.
  • the virtual machine image management table 10302 is a table for managing all virtual machine images 2031 provided in the virtual machine providing system 1A, and includes a usage search unit 10211, a user name organization name search unit 10212, and a program name search unit. This is used when the virtual machine 20211 satisfying the search condition specified by the user is searched by the user 10213.
  • the virtual machine image management table 10302 includes a virtual machine name column 103021, a user name column 103022, an organization name column 1030303, an OS name column 103024, and a usage column 103030.
  • the virtual machine name column 103021 stores the virtual machine name of the replication source virtual machine 20211.
  • the user name column 103022 stores the user name of the user using the virtual machine 20211.
  • the organization name column 103023 stores the organization name of the organization to which the user using the virtual machine 20211 belongs.
  • the OS name column 103024 stores the OS name of the OS included in the virtual machine 20211.
  • the usage column 103025 stores a character string indicating the usage of the virtual machine 20211.
  • the virtual machine 20211 with a virtual machine name “VM0” is a user with a user name “user00” and a user who belongs to an organization with an organization name “org00” is currently using it. It is shown to be a virtual machine inside. Further, it is indicated that an OS with an OS name “os_a5.5” is operating in the virtual machine 20211 “VM0”. Further, it is shown that the virtual machine 20211 “VM0” is used for the purpose of “Web server”.
  • the “AP server” is an application server
  • the “DB server” is a database server.
  • FIG. 6B shows a conceptual diagram of the used program management table 10303 in FIG.
  • the use program management table 10303 is a table for managing programs included in each virtual machine image 2031 provided in the virtual machine providing system 1A.
  • the program specified by the user as a search condition by the program name search unit 10213 is used. It is used when searching for a virtual machine 20211 that includes it.
  • the used program management table 10303 includes a virtual machine name column 103031 and a program ID list column 103032.
  • the virtual machine name column 103031 stores the virtual machine name of the virtual machine 20211.
  • the program ID list column 103032 stores the IDs of programs included in the virtual machine 20211.
  • the virtual machine 20211 with the virtual machine name “VM0” is shown to include a program with an ID “PG1, PG3”.
  • FIG. 7 shows a conceptual diagram of the program license management table 10304 of FIG.
  • the program license management table 10304 is a table for managing licenses of programs provided in the virtual machine providing system 1A.
  • the program license confirmation unit 10214 determines that the program included in the new virtual machine after copying is licensed. Used to determine whether or not it can be used.
  • the program license management table 10304 includes a program ID column 103041, a license type column 103042, a setup number column 103043, an owned license number column 103044, and a license cost column 103045.
  • the program ID column 103041 stores the program ID.
  • the license form column 103042 stores a character string indicating the license form of the program.
  • the number of setups column 103043 stores the number of virtual machines 20211 whose programs are set up in the virtual machine providing system 1A.
  • the owned license number column 103044 stores the maximum number of virtual machines 20211 that can set up the program in the virtual machine providing system 1A.
  • the license cost column 103045 stores the amount of license cost required to use one program.
  • the program with the ID “PG1” has a license form of “free software license” and is already set up in “7” virtual machines 20211 in the virtual machine providing system 1A. Has been.
  • the license cost is “0” yen.
  • FIG. 8 shows a conceptual diagram of the dependency management table 10308 of FIG.
  • the dependency management table 10308 is a table for managing the dependency between programs provided in the virtual machine providing system 1A, and is necessary for the operation of the program specified by the user as a search condition by the necessary program list creation unit 1024. Used when creating a list of programs.
  • the dependency relationship management table 10308 includes a dependency relationship ID column 103081, a program ID column 103082, a dependency program name column 103083, a dependency version column 103084, and a dependency architecture column 103085.
  • the dependency ID column 103081 stores an ID for identifying the dependency.
  • the program ID column 103082 stores the program ID.
  • the dependency program name column 103083 stores the program name of the program necessary for operating the program having the ID stored in the program ID column 103082.
  • the dependency version column 103084 stores the version range.
  • the dependency architecture column 103085 stores a character string indicating a hardware architecture condition that is a premise of the operation.
  • the dependency relationship of the ID “DPG1” indicates that the program with the ID “PG8” and the program “db_a” or “db_b” are in a dependency relationship. Specifically, it is indicated that when the program with the ID “PG8” is operated, the program “db_a” or “db_b” is necessary. More specifically, it is indicated that the program “db_a” needs to have a version “1.0” or higher and an architecture “arc_32”. Further, it is shown that the program “db_b” needs to have a version “2.0” or higher and an architecture “arc_32”.
  • FIG. 9A shows a conceptual diagram of the user-specific data management table 10305 of FIG.
  • the user-specific data management table 10305 is a table for managing the storage location of user-specific data for each program, and the virtual machine data change unit 102313 uses the copy source virtual machine 20211 from the copied new virtual machine. This is used to delete user-specific data of a user who
  • the user-specific data management table 10305 includes a program ID column 103051, a data name column 103052, a data format column 103053, a storage location column 103054, and a description column 103055.
  • the program ID column 103051 stores the program ID.
  • a character string indicating the data content is stored.
  • the data format column 103053 stores a character string for distinguishing the data format.
  • the storage location column 103054 stores a character string indicating a data storage location on the file system of the virtual machine 20211.
  • the description column 103055 when the data format indicated by the character string stored in the data format column 103053 is a character string indicating a part of the file, a character string indicating the location of the data in the file is stored.
  • FIG. 9B shows a conceptual diagram of the organization-specific data management table 10306 of FIG.
  • the organization-specific data management table 10306 is a table for managing the storage location of the organization-specific data, and the organization-specific data indicating the organization to which the user belongs in the new virtual machine copied by the virtual machine data changing unit 102313 Used when changing.
  • the organization-specific data management table 10306 includes a program ID column 103061, a data name column 103062, a data format column 103063, a storage location column 103064, and a description column 103065. Since the information stored in each column is the same as that in the user-specific data management table 10305, description thereof is omitted here.
  • FIG. 9C shows a conceptual diagram of the machine specific data management table 10307 of FIG.
  • the machine specific data management table 10307 is a table for managing the data storage location specific to the virtual machine 20211.
  • the virtual machine data change unit 102313 receives the data specific to the copy source virtual machine 20211 from the new virtual machine copied. Used when changing.
  • the machine specific data management table 10307 includes a program ID column 103071, a data name column 103072, a data format column 103073, a storage location column 103074, and a description column 103075. Since the information stored in each column is the same as that in the user-specific data management table 10305, description thereof is omitted here.
  • FIG. 10 is a conceptual diagram showing the flow of processing for providing a new virtual machine 20211A to the user by copying and initializing the virtual machine 20211 that is the copy source.
  • the replication source virtual computer will be described as “virtual computer 20211”
  • the new virtual computer after replication will be described as “virtual computer 20211A” to distinguish between them.
  • the usage search unit 10211, the user name organization name search unit 10212, and the program name search unit 10213 satisfy the user B request.
  • the original virtual machine 20211 is searched.
  • the virtual machine 20211 currently used by the user A is obtained as a search result will be described.
  • the retrieved virtual machine 20211 is duplicated by the virtual machine duplicating unit 10221 of the virtualization environment management program 1022.
  • the virtual machine 20211A including the OS (M1010) and programs (M1006, M1007) requested by the user B can be quickly provided.
  • the virtual machine 20211A immediately after the duplication is simply a duplication of the virtual machine 20211 currently used by the user A, the user specific data M1003A of the user A, the organization specific data M1004A of the organization to which the user A belongs, The machine-specific data M1005A of the replication source virtual machine 20211 is also copied as it is. Therefore, the virtual machine 20211A immediately after copying cannot be provided to the user B as it is.
  • the virtual machine data changing unit 102313 deletes the user specific data M1003A and changes the organization specific data M1004A and the machine specific data M1005A.
  • the program deletion unit 102312 deletes the program M1008A unnecessary for the user B.
  • the program adding unit 102311 adds a program M1009A that is necessary for the user B and that is not included in the copy source virtual machine 20211.
  • FIG. 11 is a screen configuration diagram of the usage search screen M1101 displayed on the display device 104 of FIG.
  • the usage search screen M1101 is displayed on the display device 104 by the usage search unit 10211 of the replication source virtual machine search unit 1021.
  • the application search screen M1101 is used when searching for a virtual machine 20211 as a replication source from a plurality of virtual machines 20211 in the virtual machine providing system 1A based on the application.
  • the usage search screen M1101 includes a usage search tab C01, a user name organization name search tab C02, a program name search tab C03, a usage input field M1102, an OS name input field M1103, a search button M1104, a search result display field M1105, and a copy source selection button.
  • the usage search tab C01 is a tab for displaying the usage search screen M1101.
  • the user name organization name search tab C02 is a tab for displaying a user name organization name search screen M1201 (see FIG. 12).
  • the program name search tab C03 is a tab for displaying a program name search screen M1301 (see FIG. 13).
  • the usage input field M1102 is a field for inputting the usage of the virtual machine 20211 that is the search source replication source.
  • the OS name input field M1103 is a field for inputting the OS name of the OS included in the virtual machine 20211 that is the search source replication source.
  • search button M1104 When the search button M1104 is pressed in the use input field M1102 and the OS name is input in the OS name input field M1103 and then the search button M1104 is pressed, the search button M1104 is input by the use search unit 10211. This button is used to search for the virtual machine 20211 that is the copy source based on the name.
  • the usage search unit 10211 executes the following process.
  • the usage search unit 10211 refers to the virtual machine image management table 10302 (see FIG. 6A), the usage stored in the usage column 103025 matches the input usage, and the OS name column 103024 is entered. A row in which the stored OS name matches the input OS name is extracted from the virtual machine image management table 10302.
  • the usage search unit 10211 creates a new line in the search result list 1025 (see FIG. 4A).
  • the usage search unit 10211 extracts the row extracted from the virtual machine image management table 10302 in each column of the virtual machine name column 10251, the user name column 10253, the organization name column 10254, the OS name column 10255, and the usage column 10256 in the created row. Virtual machine name, user name, organization name, OS name, and usage information are stored.
  • the usage search unit 10211 creates a new line in the initialization information list 1026 (see FIG. 4B). Processing for storing various information in each column of the newly created row in the initialization information list 1026 will be described later (see FIGS. 14 to 18).
  • the usage search unit 10211 stores the line number stored in the line number column 10261 of the newly created line in the initialization information list 1026 in the environment initialization information column 10252 of the newly created line in the search result list 1025 described above. To do.
  • the search result display field M1105 is a field for displaying information related to a newly created row in the search result list 1025 by the usage search unit 10211.
  • the search result display field M1105 is configured to display information related to the newly created row in the search result list 1025.
  • the replication source selection button M1106 is a button for selecting one replication source virtual machine 20211 from a plurality of replication source virtual machine 20211 candidates displayed in the search result display field M1105.
  • the virtual machine name display field R01 the virtual machine name of the virtual machine 20211 that is a candidate for the copy source is displayed.
  • the user name display field R02 displays the user name of the user who is currently using the virtual machine 20211 that is a candidate for the copy source.
  • the organization name display field R03 the organization name of the organization to which the user who currently uses the virtual machine 20211 that is the candidate for the copy belongs is displayed.
  • the OS name display field R04 displays the OS name of the OS included in the virtual machine 20211 that is a candidate for the copy source.
  • the characteristic program display field R06 displays the ID of a characteristic program included in the virtual machine 20211 that is a copy source candidate.
  • the missing program display field R07 the ID of a program that needs to be additionally set up is displayed for the copied new virtual machine 20211A.
  • the user request satisfaction level display field R08 the degree to which the user's request is satisfied when the copy source virtual machine 20211 is copied and provided to the user is displayed.
  • the cost display field R09 a monetary cost required for copying the copy source virtual machine 20211 and providing the user with the new virtual machine 20211A is displayed.
  • the virtual machine 20211 is used as a “Web server” and is searched using the virtual machine 20211 including the OS “os_a” as a search condition.
  • the search result display field M1105 indicates that virtual machines 20211 “VM0” and “VM1” are obtained as search results.
  • the virtual machine 20211 of “VM0” is shown to be currently being used by a user “user00” who belongs to the organization “org00”. Further, it is shown that the virtual machine 20211 of “VM0” is operated by the OS “os_a5.5”. Further, it is indicated that the virtual machine 20211 of “VM0” is used for the purpose of “Web server”.
  • the virtual machine 20211 of “VM0” has no deficient program and therefore has a user request satisfaction level of “100%”. Further, it is indicated that when the virtual machine 20211 of “VM0” is used as a copy source, a monetary cost of “5000” yen is necessary.
  • the virtual machine duplication initialization button M1107 is a button for duplicating and initializing the duplication source virtual machine 20211 selected by the duplication source selection button M1106.
  • the replication virtual machine provision unit 1023 executes replication and initialization of the replication source virtual machine 20211 (see FIG. 21).
  • the virtual machine name input field M1108 is a field for inputting the virtual machine name of the new virtual machine 20211A.
  • User name input field M1109 is a field for inputting a user name of a user who uses the new virtual machine 20211A.
  • the organization name input field M1110 is a field for inputting the organization name of the organization to which the user who uses the new virtual machine 20211A belongs.
  • the usage input field M1111 is a field for inputting the usage of the new virtual machine 20211A.
  • FIG. 12 is a screen configuration diagram of the user name / organization name search screen M1201 displayed on the display device 104 of FIG.
  • the user name / organization name search screen M1201 is displayed on the display device 104 by the user name / organization name search unit 10212 of the copy source virtual machine search unit 1021.
  • the user name / organization name search screen M1201 is used when searching based on a user name or organization name when searching for a virtual machine 20211 as a replication source from a plurality of virtual machines 20211 in the virtual machine providing system 1A.
  • the user name / organization name search screen M1201 includes a user name input field M1202 and an organization name input field M1203 instead of the usage input field M1102 and the OS name input field M1103 in FIG.
  • the user name input field M1202 is a field for inputting the user name of the user who uses the virtual machine 20211 that is the search source replication source.
  • the organization name input field M1203 is a field for inputting the organization name of the organization to which the user who uses the virtual machine 20211 that is the search target replication source belongs.
  • the user name / organization name search unit 10212 executes the following process when the search button M1204 is pressed after the user name and the organization name are input.
  • the user name organization name search unit 10212 refers to the virtual machine image management table 10302 (see FIG. 6A), and the user name stored in the user name column 103022 matches the input user name, and , A row in which the organization name stored in the organization name column 103023 matches the inputted organization name is extracted from the virtual machine image management table 10302.
  • the user name / organization name search unit 10212 creates a new line in the search result list 1025 (see FIG. 4A). Then, the user name / organization name search unit 10212 stores the virtual computer name column 10251, the user name column 10253, the organization name column 10254, the OS name column 10255, and the usage column 10256 in the created row from the virtual computer image management table 10302. The virtual machine name, user name, organization name, OS name, and usage information of the extracted row are stored.
  • the user name / organization name search unit 10212 creates a new line in the initialization information list 1026 (see FIG. 4B). Processing for storing various information in each column of the newly created row in the initialization information list 1026 will be described later (see FIGS. 14 to 18).
  • the user name organization name search unit 10212 sets the line number stored in the line number column 10261 of the newly created line in the initialization information list 1026 to the environment initialization information column of the newly created line in the search result list 1025 described above. 10252.
  • the search result display field M1205 is a field for displaying information related to a newly created line in the search result list 1025 by the user name organization name search unit 10212. Since the information displayed in the search result display field M1205 is the same as the information displayed in the search result display field M1105 in FIG. 11, the description thereof is omitted here.
  • FIG. 13 is a screen configuration diagram of the program name search screen M1301 displayed on the display device 104 of FIG.
  • the program name search screen M1301 is displayed on the display device 104 by the program name search unit 10213 of the copy source virtual machine search unit 1021.
  • the program name search screen M1301 is used when searching for a virtual machine 20211 that is a replication source from a plurality of virtual machines 20211 in the virtual machine providing system 1A based on the program name.
  • the program name search screen M1301 includes a program name input field M1302 instead of the usage input field M1102 and the OS name input field M1103 in FIG.
  • the program name input field M1302 is a field for inputting the program name and version condition of the program included in the virtual machine 20211 that is the search source replication source.
  • the other configuration of the program name search screen M1301 is the same as that of the usage search screen M1101, and thus the description thereof is omitted here.
  • the program name search unit 10213 executes the following processing.
  • the program name search unit 10213 refers to the used program management table 10303 (see FIG. 6B), searches for a virtual machine 20211 including a program with the input program name, and obtains the virtual machine 20211 virtual obtained by the search.
  • the computer name is extracted from the use program management table 10303.
  • the program name search unit 10213 refers to the program management table 10301 (see FIG. 5) and determines whether or not the input version satisfies the version condition. Then, the program name search unit 10213 extracts, from the virtual machine image management table 10302, the row of the virtual machine 20211 including the program that satisfies the version condition among the virtual machines 20211 having the virtual machine name extracted previously.
  • the program name search unit 10213 creates a new line in the search result list 1025 (see FIG. 4A). Then, the program name search unit 10213 extracts from the virtual machine image management table 10302 to the virtual machine name column 10251, the user name column 10253, the organization name column 10254, the OS name column 10255, and the usage column 10256 in the created row. The virtual computer name, user name, organization name, OS name, and usage information of the row are stored.
  • the program name search unit 10213 creates a new line in the initialization information list 1026 (see FIG. 4B). Processing for storing various information in each column of the newly created row in the initialization information list 1026 will be described later (see FIGS. 14 to 18).
  • the program name search unit 10213 stores the line number stored in the line number column 10261 of the newly created line in the initialization information list 1026 in the environment initialization information column 10252 of the line newly created in the search result list 1025 described above. Store.
  • the search result display field M1304 is a field for displaying information related to a newly created line in the search result list by the program name search unit 10213.
  • the information displayed in the search result display field M1304 is the same as the information displayed in the search result display field M1105 in FIG. 11, and thus the description thereof is omitted here.
  • FIG. 14 shows a processing procedure of a usage search process performed by the usage search unit 10211 that has received an execution instruction from the replication source virtual machine search unit 1021.
  • the use search unit 10211 receives an execution instruction from the copy source virtual machine search unit 1021, and in accordance with the processing procedure shown in FIG. Search processing based on usage is executed from the virtual machine 20211.
  • the usage search unit 10211 searches the row including the usage and OS name input on the usage search screen M1101 with reference to the virtual machine image management table 10302. Then, the usage search unit 10211 extracts a row obtained as a result of the search from the virtual machine image management table 10302 (S1001).
  • the usage search unit 10211 creates a new row in the search result list 1025 and the initialization information list 1026, and the virtual machine name column 10251, user name column 10253, organization name column 10254, and OS name column 10255 of the created row.
  • the virtual machine name, the user name, the organization name, the OS name, and the usage included in the row extracted in step S1001 are stored in the respective fields of the and usage column 10256 (S1002), and this processing is terminated.
  • FIG. 15 shows a processing procedure of a license confirmation process performed by the program license confirmation unit 10214 that has received an execution instruction from the replication source virtual machine search unit 1021.
  • the search button M1104 on the use search screen M1101 in FIG. 11 is pressed, the copy source virtual machine search unit 1021 instructs the use search unit 10211 to execute the above-described search processing shown in FIG.
  • An instruction to execute program license confirmation processing is issued to 10214.
  • the program license confirmation unit 10214 receives an instruction to execute the program license confirmation process from the copy source virtual machine search unit 1021, the copy license obtained as a search result by the search process shown in FIG. 14 according to the process procedure shown in FIG. For the original virtual machine 20211, a process of extracting a program that can be used on the license and a program that cannot be used on the license is executed.
  • the program license confirmation unit 10214 refers to the used program management table 10303 (see FIG. 6B) and stores the virtual machine name stored in the virtual machine name field 103031 and the virtual machine name field 10251 of the search result list 1025. A row that matches the virtual machine name that has been extracted is extracted from the use program management table 10303. Then, the program license confirmation unit 10214 stores the available programs stored in the program ID list column 103032 in the row extracted from the used program management table 10303 in the used program list column 10262 of the initialization information list 1026 (S1011). .
  • the program license confirmation unit 10214 refers to the program license management table 10304 (see FIG. 7) and stores the program ID stored in the program ID column 103041 and the used program list column 10262 of the initialization information list 1026. A row that matches the ID of the registered program is extracted from the program license management table 10304. Then, the program license confirmation unit 10214 refers to the license form information stored in the license form column 103042 of the row extracted from the program license management table 10304, and the program of the ID stored in the used program list field 10262 in step S1011 is stored. It is determined whether the license is available (S1012).
  • step S1012 if the license form stored in the license form column 103042 in the row extracted from the program license management table 10304 is free software, the program license confirmation unit 10214 stores it in the used program list field 10262. It is determined that the program with the ID is a program that can be used for license.
  • the program license confirmation unit 10214 indicates that the license form stored in the license form column 103042 in the row extracted from the program license management table 10304 is a volume license and the setup number field 103043 If the number of setups stored is less than or equal to the number of owned licenses stored in the owned license number column 103044, it is determined that the program with the ID stored in the used program list column 10262 is a program that can be used for the license, and the number of setups Is greater than the number of owned licenses, it is determined that the program with the ID stored in the used program list column 10262 is an unusable program in terms of license.
  • step S1012 if the license form stored in the license form column 103042 in the row extracted from the program license management table 10304 is a site license, the program license confirmation unit 10214 uses the ID stored in the used program list field 10262. It is determined that the program is a program that can be used under a license.
  • the above-mentioned free software, volume license, and site license are shown as examples of license forms.
  • the virtual machine providing system 1A may handle a program that adopts a license form other than the license described above.
  • the program license confirmation unit 10214 When the program license confirmation unit 10214 obtains a positive result in the determination at step S1012, the program license confirmation unit 10214 stores the ID of the program available for use in the license in the duplicatable program list column 10266 of the initialization information list 1026 (S1013).
  • the program license confirmation unit 10214 when the program license confirmation unit 10214 obtains a negative result in the determination at step S1012, the program license confirmation unit 10214 stores the ID of the program that cannot be used in the license in the non-duplicatable program list column 10267 of the initialization information list 1026 (S1014). .
  • the program license confirmation unit 10214 determines whether or not the above-described steps S1011 to S1014 have been performed on all the rows of the search result list 1025 and the initialization information list 1026 (S1015).
  • program license confirmation unit 10214 obtains an affirmative result in this determination, it ends this processing. On the other hand, when the program license confirmation unit 10214 obtains a negative result in this determination, it performs the processing of steps S1011 to S1014 described above for other rows, and performs the processing of steps S1011 to S1014 described above for all rows. After the execution, this process is terminated.
  • FIG. 16 shows a processing procedure of the feature program extraction process performed by the copy source virtual machine search unit 1021.
  • the duplication source virtual machine search unit 1021 When the search button M1104 on the usage search screen M1101 in FIG. 11 is pressed, the duplication source virtual machine search unit 1021 performs the above-described search process shown in FIG. 14 and the license confirmation process shown in FIG. Perform the process shown. Specifically, the duplication source virtual machine search unit 1021 performs a characteristic program for a plurality of duplication source virtual machines 20211 obtained as search results by the search processing shown in FIG. 14 according to the processing procedure shown in FIG. Execute the process to extract.
  • the copy source virtual machine search unit 1021 stores the copyable program ID stored in the copyable program list column 10266 and the unnecessary program list column 10269 in each row of the initialization information list 1026 created by the processing of FIG. The difference from the stored unnecessary program ID is calculated. Processing for storing unnecessary programs in the unnecessary program list column 10269 will be described later (see FIG. 20). Then, the replication source virtual machine search unit 1021 stores the calculated difference in the feature program list column 10263 of the initialization information list 1026 (S1021).
  • the copy source virtual machine search unit 1021 stores the ID of the missing program stored in the missing program list column 10265 in the feature program list column 10263 (S1022).
  • the replication source virtual machine search unit 1021 has the ID stored in the feature program list column 10263 of another row among the IDs stored in the feature program list column 10263 in each row of the initialization information list 1026. To extract.
  • the replication source virtual machine search unit 1021 stores the extracted ID in the common program list column 10264 (S1023).
  • the copy source virtual machine search unit 1021 deletes the ID stored in the common program list column 10264 from the ID stored in the feature program list column 10263 in each row of the initialization information list 1026 (S1024).
  • the copy source virtual machine search unit 1021 can store the feature program IDs in the feature program list column 10263 for all rows of the initialization information list 1026.
  • FIG. 17 shows a processing procedure of request satisfaction degree extraction processing performed by the replication source virtual machine search unit 1021.
  • the search button M1104 on the use search screen M1101 in FIG. 11 is pressed, the copy source virtual machine search unit 1021 searches the search process shown in FIG. 14, the license confirmation process shown in FIG. 15, and the feature program extraction shown in FIG. In addition to processing, the processing shown in FIG. 17 is performed.
  • the copy source virtual machine search unit 1021 satisfies the user's request with respect to a plurality of copy source virtual machines 20211 obtained as search results by the search process shown in FIG. 14 according to the process shown in FIG. Execute the process to extract the degree.
  • the replication source virtual machine search unit 1021 determines whether or not the search is based on a program name (S1031).
  • the replication source virtual machine search unit 1021 obtains a negative result.
  • the duplication source virtual machine search unit 1021 obtains a negative result.
  • the duplication source virtual machine search unit 1021 obtains a positive result.
  • the duplication source program ID column 10266 of the initialization information list 1026 uses the number of duplication program IDs stored in the usage program list column 10262. Is divided by the number of IDs of the utilization programs stored in the table, and the required value is calculated by multiplying the obtained value by the number 100.
  • the replication source virtual machine search unit 1021 stores the calculated request satisfaction degree in the request satisfaction degree column 10258 of the search result list 1025 (S1033), and ends this process.
  • the copy source virtual machine search unit 1021 determines that the search is based on the program name, and is stored in the copyable program list column 10266 of the initialization information list 1026. The difference between the number of copyable program IDs and the number of unnecessary program IDs stored in the unnecessary program list column 10269 is calculated. Then, the copy source virtual machine search unit 1021 divides the calculated difference by the number of IDs of the necessary programs stored in the necessary program list column 10268 and multiplies the obtained value by the number 100 to calculate the required satisfaction level. . The replication source virtual machine search unit 1021 stores the calculated request satisfaction level in the request satisfaction level column 10258 of the search result list 1025 (S1032), and ends this processing.
  • FIG. 18 shows a processing procedure of a cost calculation process performed by the copy source virtual machine search unit 1021.
  • the copy source virtual machine search unit 1021 performs the processing shown in FIG. Specifically, the replication source virtual machine search unit 1021 obtains a new virtual machine 20211A from a plurality of replication source virtual machines 20211 obtained as a search result by the search process shown in FIG. 14 according to the process shown in FIG. Execute processing to calculate the cost required for creation.
  • the copy source virtual machine search unit 1021 refers to the initialization information list 1026 and refers to the ID of the copyable program stored in the copyable program list column 10266 and the unnecessary program list stored in the unnecessary program list column 10269. The difference from the program ID is calculated.
  • the replication source virtual machine search unit 1021 refers to the program license management table 10304 and extracts from the program license management table 10304 a row in which the ID stored in the program ID column 103041 matches the calculated difference ID. To do.
  • the replication source virtual machine search unit 1021 stores the license cost stored in the license cost column 103045 of the extracted row in the cost column 10257 of the search result list 1025 (S1041).
  • the replication source virtual machine search unit 1021 stores a predetermined charge amount in the cost column 10257 of the search result list 1025 (S1042).
  • step S1042 or the amount of money may be constant for the entire service providing the virtual machine, or may be changed depending on the configuration of the virtual machine (number of virtual CPUs, memory capacity, storage capacity, etc.).
  • FIG. 19 shows a processing procedure of user name / organization name search processing performed by the user name / organization name search unit 10212 that has received an execution instruction from the copy source virtual computer search unit 1021.
  • the search button M1204 on the user name / organization name search screen M1201 in FIG. 12 is pressed, the user name / organization name search unit 10212 receives an execution instruction from the copy source virtual machine search unit 1021 and follows the processing procedure shown in FIG. Then, search processing based on the user name and organization name is executed from a plurality of copy source virtual machines 20211.
  • the user name / organization name search unit 10212 refers to the virtual machine image management table 10302 and searches for a line including the user name and the organization name input on the user name / organization name search screen M1201.
  • the user name / organization name search unit 10212 extracts a row obtained as a result of the search from the virtual machine image management table 10302 (S1051).
  • the user name / organization name search unit 10212 creates a new row in the search result list 1025 and the initialization information list 1026, and the virtual machine name column 10251, user name column 10253, organization name column 10254, OS of the created row.
  • the virtual machine name, user name, organization name, OS name, and usage included in the row extracted in step S1001 are stored in the name column 10255 and the usage column 10256 (S1052), and this processing ends. .
  • FIG. 20 shows a processing procedure of a program name search process performed by the program name search unit 10213 that has received an execution instruction from the copy source virtual machine search unit 1021.
  • the program name search unit 10213 receives an execution instruction from the copy source virtual machine search unit 1021 and, according to the processing procedure shown in FIG. Search processing based on the program name is executed from the original virtual machine 20211.
  • the program name search unit 10213 when receiving the program name and version condition information input on the program name search screen M1301, the program name search unit 10213 reads the used program management table 10303 (see FIG. 6B) and the program management table 10301 (see FIG. 5).
  • the virtual machine 20211 including the program that satisfies the received program name and version condition is searched for, and a row including the virtual machine 20211 obtained by the search is extracted from the virtual machine image management table 10302 (see FIG. 6A).
  • the program name search unit 10213 creates a new line in the search result list 1025 (see FIG.
  • the program name search unit 10213 creates a new line in the initialization information list 1026 (see FIG. 4B). Processing for storing various information in each column of the newly created line in the initialization information list 1026 will be described later.
  • the program name search unit 10213 stores the line number stored in the line number column 10261 of the newly created line in the initialization information list 1026 in the environment initialization information column 10252 of the newly created line in the search result list 1025 described above. (S1501).
  • the program name search unit 10213 executes the program license confirmation unit 10214.
  • the program license confirmation unit 10214 receives an execution instruction from the program name search unit 10213
  • the program license confirmation unit 10214 refers to the program license management table 10304 (see FIG. 7), and uses the program license among the programs included in the virtual machine 20211 that is the copy source. Extract possible programs and programs that cannot be used under license.
  • the program license confirmation unit 10214 displays the ID of the program that can be used on the extracted license and the program that cannot be used on the license in each column of the duplicatable program list column 10266 and the non-duplicatable program list column 10267 of the initialization information list 1026. Are stored respectively (S1502).
  • the program name search unit 10213 executes the necessary program list creation unit 1024.
  • the necessary program list creation unit 1024 Upon receiving an execution instruction from the program name search unit 10213, the necessary program list creation unit 1024 refers to the dependency management table 10308 (see FIG. 8) and the program management table 10301 (see FIG. 3), and allows the user to perform a search condition.
  • the program having the program name specified in the above and the program necessary for this program to operate are extracted.
  • the necessary program list creation unit 1024 stores the extracted program ID in the necessary program list column 10268 of the initialization information list 1026 (S1503).
  • the program name search unit 10213 refers to the initialization information list 1026 and determines whether or not the ID of the duplicatable program stored in the duplicatable program list column 10266 is included in the necessary program list column 10268 ( S1504).
  • the program name search unit 10213 obtains a negative result in this determination, it determines that the program with this ID that is a duplicatable program and is not a necessary program is an unnecessary program, and stores the ID of this unnecessary program in the unnecessary program list column 10269. (S1505).
  • the program name search unit 10213 determines whether the ID of the necessary program stored in the necessary program list column 10268 is included in the duplicatable program list column 10266. (S1506).
  • the program name search unit 10213 obtains a negative result in this determination, it determines that the program with this ID that is a necessary program and is not a copyable program is a deficient program, and stores the ID of this deficient program in the deficient program list column 10265. (S1507).
  • step S1502 described above is performed for all the rows newly created in the search result list 1025 and the initialization information list 1026 at step S1501. It is determined whether the processes up to S1507 have been performed (S1508).
  • program name search unit 10213 obtains a positive result in this determination, it ends this processing. On the other hand, if the program name search unit 10213 obtains a negative result in this determination, it performs the above-described steps S1502 to S1507 for the other rows, and performs the above-described steps S1502 to S1507 for all the rows. When finished, this process ends.
  • FIG. 21 shows a processing procedure of data change processing performed by the virtual machine data change unit 102313 of the duplicate virtual machine environment initialization unit 10231.
  • the duplicate virtual machine environment initialization unit 10231 selects the copy source virtual machine 20211 on the use search screen M1101 in FIG. 11, the user name organization name search screen M1201 in FIG. 12, or the program name search screen M1301 in FIG. After the virtual machine name, user name, organization name, and usage of the new virtual machine 20211A are input, when the virtual machine copy initialization button M1107, M1207, or M1306 is pressed, the copy source virtual machine 20211 is copied.
  • the virtual machine data changing unit 102313 is instructed to delete or change the user unique data M1003, the organization unique data M1004, and the machine unique data M1005 included in the copied new virtual machine 20211A.
  • the virtual machine data change unit 102313 receives a deletion or change instruction from the duplicate virtual machine environment initialization unit 10231, the virtual machine data change unit 102313 stores the user-specific information stored in the new virtual machine 20211A immediately after duplication according to the processing procedure shown in FIG. Processing for deleting or changing the data M1003, the organization-specific data M1004, and the machine-specific data M1005 is executed.
  • the virtual machine data changing unit 102313 refers to the used program list column 10262 of the initialization information list 1026 and the program ID column 103051 of the user-specific data management table 10305, and the ID stored in the used program list column 10262. A line that matches the ID stored in the program ID column 103051 is extracted from the user-specific data management table 10305.
  • the virtual machine data changing unit 102313 refers to the used program list column 10262 of the initialization information list 1026 and the program ID column 103061 of the organization specific data management table 10306, and selects a row having the same ID as the organization specific data management table. 10306 is extracted.
  • the virtual machine data change unit 102313 refers to the used program list column 10262 of the initialization information list 1026 and the program ID column 103071 of the machine specific data management table 10307 to determine the line with the matching ID as the machine specific data management. Extract from table 10307.
  • the virtual machine data change unit 102313 deletes user-specific data, changes organization-specific data, and changes machine-specific data. Therefore, the user-specific data management table 10305, the organization-specific data management table 10306, and the machine-specific data management table 10307 are used. Referring to the respective lines extracted from, it is determined whether the data format of the user-specific data, the organization-specific data, and the machine-specific data is a directory or a file or a part of the file (S1601).
  • each storage of the user specific data management table 10305, the organization specific data management table 10306, and the machine specific data management table 10307 is stored.
  • the directory or file of the new virtual machine 20211A is deleted or changed (S1602), and this process ends.
  • the virtual machine data changing unit 102313 obtains the determination result that the data format is a part of the file in the determination in step S1601
  • the virtual machine data change unit 102313 and the machine-specific data management table 10306 and the machine-specific data The description in the file of the new virtual machine 20211A is deleted or changed by referring to the storage location columns 103054, 103064, and 103074 of the data management table 10307 and the description columns 103055, 103065, and 103075 (S1603). The process ends.
  • the duplicate virtual machine environment initialization unit 10231 selects the copy source virtual machine 20211 on the use search screen M1101 in FIG. 11, the user name organization name search screen M1201 in FIG. 12, or the program name search screen M1301 in FIG. After the virtual machine name, user name, organization name, and usage of the new virtual machine 20211A are input, when the virtual machine copy initialization button M1107, M1207, or M1306 is pressed, the copy source virtual machine 20211 is copied.
  • the program deletion unit 10212 is instructed to execute the program deletion processing for the programs included in the copied new virtual machine 20211A and programs unnecessary for the license and programs unnecessary for the user to operate. To do.
  • the program deletion unit 10212 Upon receiving an instruction to execute the program deletion process from the duplicate virtual machine environment initialization unit 10231, the program deletion unit 10212 deletes the program stored in the new virtual machine 20211A immediately after duplication according to the processing procedure described below. Execute the process.
  • the program deletion unit 102312 refers to the initialization information list 1026 associated with the copied new virtual machine 20211A and refers to the ID program and unnecessary program list column 10269 stored in the non-replicatable program list column 10267. Is deleted from the new virtual machine 20211A which is a duplicate of the program stored in ID.
  • the program deletion unit 102312 has an ID program stored in the non-duplicatable program list column 10267 and an ID stored in the unnecessary program list column 10269 among the programs with IDs stored in the used program list column 10262. Are deleted from the initialization information list 1026.
  • the duplicate virtual machine environment initialization unit 10231 selects the copy source virtual machine 20211 on the use search screen M1101 in FIG. 11, the user name organization name search screen M1201 in FIG. 12, or the program name search screen M1301 in FIG. After the virtual machine name, user name, organization name, and usage of the new virtual machine 20211A are input, when the virtual machine copy initialization button M1107, M1207, or M1306 is pressed, the copy source virtual machine 20211 is copied.
  • the program addition unit 102311 is instructed to execute the program addition process for a program necessary for operating the program requested by the user among the programs included in the copied new virtual machine 20211A.
  • the program addition unit 102311 receives an instruction to execute the program addition process from the duplicate virtual machine environment initialization unit 10231, the program addition unit 102311 adds a program stored in the new virtual machine 20211A immediately after duplication according to the processing procedure described below. Execute the process.
  • the program adding unit 102311 refers to the ID column 103011 of the program management table 10301 and the missing program list column 10265 of the initialization information list 1026 associated with the new virtual machine 20211A, and sets the matching line to the program management table 10301. Extract from
  • the program adding unit 102311 refers to the storage location column 103015 of the extracted row and adds all files in the storage location stored in the storage location column 103015 to the new virtual machine 20211A.
  • the program adding unit 102311 refers to the setup program name column 103016 of the extracted row and executes the program having the setup name stored in the setup program name column 103016 in the new virtual computer 20211A.
  • the program addition unit 102311 deletes the program ID stored in the missing program list column 10265 of the initialization information list 1026 and adds the deleted ID to the used program list column 10262.
  • the program adding unit 102311 can add a program to the new virtual machine 20211A.
  • the duplicate virtual machine providing unit 1023 reflects the information of the new virtual machine 20211A duplicated in the virtual machine image management table 10302 and the used program management table 10303. Specifically, the duplicate virtual machine providing unit 1023 executes the following process.
  • the duplicate virtual machine providing unit 1023 creates a new line in the virtual machine image management table 10302, and creates a virtual machine name field 103021, a user name field 103302, an organization name field 103030, and an OS name field 103024 of the created new line.
  • the virtual machine name, user name, organization name, OS name, and usage of the new virtual machine 20211A copied and initialized are stored in the respective fields of the usage field 103025.
  • the duplicate virtual machine providing unit 1023 creates a new row in the use program management table 10303, and duplicates and initializes the virtual machine name column 103031 and the program ID one column 103032 in the created new row.
  • the virtual machine name of the new virtual machine 20211A and the ID of the use program are stored.
  • the duplicate virtual machine providing unit 1023 refers to the used program list column 10262.
  • the duplicate virtual machine providing unit 1023 notifies the user that the creation of the new virtual machine 20211A has been completed.
  • the virtual machine providing system 1A when a new virtual machine 20211A is requested by the user, the virtual machine currently being provided to other users in the virtual machine providing system 1A.
  • a virtual machine 20211 that can satisfy the user's request can be searched from 20211. Then, by copying and initializing the searched virtual machine 20211, a new virtual machine 20211A can be quickly provided to the user.
  • Second Embodiment not only copying and initializing a virtual machine being provided to other users, but also a replication dedicated prepared in advance as a virtual machine to be copied
  • a virtual machine providing system 1B that can provide a new virtual machine by copying and initializing the virtual machine template will be described.
  • FIG. 22 shows a logical configuration of the virtual machine providing system 1B in the second embodiment.
  • the virtual machine providing system 1B shown in FIG. 21 is configured in the same manner as the virtual machine providing system 1A in the first embodiment, except that the duplicate virtual machine environment initialization unit 10231A is a template-compatible version. Yes.
  • the duplicate virtual machine environment initialization unit 10231A duplicates and initializes the virtual machine template.
  • the contents of the virtual machine template are not rewritten, and the virtual machine template does not include user-specific data. Therefore, the duplicate virtual machine environment initialization unit 10231A does not delete the user specific data M1003 at the time of initialization.
  • FIG. 23 shows a logical configuration of the virtual machine host device 20 in the second embodiment.
  • the virtual machine host device 20 shown in FIG. 23 is configured in the same manner as the virtual machine host device 20 in the first embodiment, except that the secondary computer 203 is configured to include a virtual machine template 2032. Has been.
  • the virtual machine host device 20 creates a virtual machine image 2031 by duplicating the virtual machine template 2032 by the duplicate virtual machine environment initialization unit 10231A.
  • FIGS. 3 to 9 various tables (see FIGS. 3 to 9), an outline of a flow for providing a new virtual machine 20211A (see FIG. 10), a screen configuration (see FIGS. 11 to 13), and a processing procedure (see FIGS. 14 to 20). ) Is the same as in the first embodiment, and a description thereof is omitted here.
  • the virtual machine providing system 1B when a new virtual machine 20211A is requested from the user, the virtual machine currently being provided to other users in the virtual machine providing system 1B.
  • the virtual machine 20211 that can satisfy the user's request can be searched from the 20211 and the virtual machine template 2032. Then, by copying and initializing the searched virtual machine 20211 or virtual machine template 2032, a new virtual machine 20211A can be quickly provided to the user.
  • FIG. 24 shows a logical configuration of the virtual machine providing system 1C in the third embodiment.
  • the duplicate virtual machine environment initialization unit 10231B is a version corresponding to a plurality of virtual machine configurations, and a connection virtual machine determination unit 102314, a connection setting change unit 10232, and an affected virtual machine extraction unit 10233
  • the configuration is the same as that of the virtual machine providing system 1A in the first embodiment except that the configuration is provided.
  • connection virtual machine determination unit 102314 searches for a virtual machine 20211 including a program that is lacking in the copied new virtual machine 20211A in a plurality of virtual machine configurations.
  • the affected virtual machine extraction unit 10233 searches the virtual machine configuration for a virtual machine 20211 that requires a program included in the copied new virtual machine 20211A.
  • connection setting change unit 10232 performs a program setting change process for connecting the virtual machines 20211 obtained as a search result by the connection virtual machine determination unit 102314 or the influence virtual machine extraction unit 10233 in a plurality of virtual machine configurations.
  • FIG. 25 shows a logical configuration of the secondary storage device 103 according to the third embodiment.
  • the secondary storage device 103 shown in FIG. 25 is the second storage device 103 according to the first embodiment, except that the secondary storage device 103 includes a multiple virtual machine configuration table 10309, a connection setting value table 10310, and a connection setting item table 10311.
  • the configuration is the same as that of the next storage device 103.
  • FIG. 26A shows a conceptual diagram of the multiple virtual machine configuration table 10309.
  • the multiple virtual machine configuration table 10309 is a table for managing the multiple virtual machine configuration configured by the multiple virtual machines 20211 in the virtual machine providing system 1C.
  • the multiple virtual machine configuration table 10309 is configured by the affected virtual machine extraction unit 10233 and the connected virtual machine determination unit 102314. It is used when acquiring the virtual machine 20211 in the multiple virtual machine configuration.
  • the multiple virtual machine configuration table 10309 includes a multiple virtual machine configuration name column 103091 and a virtual computer list column 103092.
  • the multiple virtual machine configuration name column 103091 stores the multiple virtual machine configuration name of the multiple virtual machine configuration provided by the virtual machine providing system 1C.
  • the virtual machine list column 103092 stores the virtual machine names of the virtual machines 20211 constituting the multiple virtual machine configuration.
  • the multiple virtual machine configuration with the multiple virtual machine configuration name “grp0” is configured only from the virtual machine 20211 with the virtual machine name “VM0”.
  • the multiple virtual machine configuration with the multiple virtual machine configuration name “grp3” is composed of the virtual machines 20211 with the two virtual machine names “VM3 and VM4”.
  • FIG. 26B shows a conceptual diagram of the connection setting value table 10310.
  • the connection setting value table 10310 is a table for managing connection setting values for connecting to a connection destination program.
  • the connection setting changing unit 10232 acquires setting values for connecting to a connection destination program. Used for.
  • the connection setting value table 10310 includes a virtual machine name column 103101, a program ID column 103102, a connection parameter column 103103, and a connection parameter value column 103104.
  • the virtual machine name column 103101 stores the virtual machine name of the connection destination virtual machine 20211.
  • the program ID column 103102 stores the ID of the connection destination program.
  • connection parameter column 103103 stores parameters used for connecting to the program having the ID stored in the program ID column 103102.
  • the connection parameter value column 103104 stores values to be set for the parameters stored in the connection parameter column 103103.
  • a parameter “$ hostname $” is used to connect to the program with the ID “PG7” included in the virtual machine 20211 with the virtual machine name “VM3”. It is shown that the value “192.168.11.4” is set.
  • FIG. 26C shows a conceptual diagram of the connection setting item table 10311.
  • the connection setting item table 10311 is a table for managing the setting items of the connection source program that needs to be changed in order to connect to the connection destination program. Used when getting a description.
  • the connection setting item table 10311 includes a program ID column 103111, a connection destination program ID column 103112, a file column 103113, and a description column 103114.
  • the program ID column 103111 stores the ID of the connection source program.
  • the connection destination program ID column 103112 stores the ID of the connection destination program.
  • the file column 103113 stores the file name of the connection source program whose settings need to be changed in order to connect to the connection destination program.
  • the description field 103114 stores a description in the file of the file name stored in the file field 103113.
  • FIG. 27 shows a conceptual diagram of the flow of processing when incorporating a duplicate of a virtual machine into a multiple virtual machine configuration.
  • An outline of a flow for creating a new virtual machine 20211A in response to a request from user B (see FIG. 10) is the same as that in the first embodiment, and a description thereof will be omitted here.
  • the duplicate virtual machine providing unit 1023 incorporates the virtual machine 20211A into the existing virtual machine B1 (20211D) and the virtual machine configuration B (202112) used by the user B. Connect to B2 (20211E).
  • the duplicate virtual machine providing unit 1023 instructs the connection virtual machine determining unit 102314 to find a virtual machine connected to the program of the virtual machine 20211A. Specifically, the virtual machine 20211A is instructed to find a virtual machine that includes a program necessary for the operation of the program. As a result, when the virtual machine B1 (20211D) is found, the connection setting changing unit 10232 changes the setting of the program of the virtual machine 20211A so that it can be connected to the program of the virtual machine B1 (20211D).
  • the duplicate virtual machine providing unit 1023 instructs the affected virtual machine extracting unit 10233 to find a virtual machine connected to the virtual machine 20211A. Specifically, an instruction is given to find a virtual machine including a program that requires a program included in the virtual machine 20211A among the virtual machines of the multiple virtual machine configuration B. As a result, when the virtual computer B2 (20211E) is found, the connection setting changing unit 10232 changes the program setting of the virtual computer B2 (20211E) so that it can be connected to the program of the virtual computer 20211A.
  • the new virtual machine 20211A after duplication can be incorporated into the multiple virtual machine configuration B (202112) used by the user B.
  • FIG. 28 shows a screen configuration diagram of the program name search screen M1301 in the third embodiment.
  • the program name search screen M1301 shown in FIG. 28 has a radio button M2211 to M2218 for selecting an additional setting for the configuration of a plurality of virtual machines and a method for dealing with a missing program that is missing in the copied new virtual machine 20211A.
  • the duplicate virtual machine providing unit 1023 selects an additional setting for the multiple virtual machine configuration with the radio buttons M2211 to M2218, and selects a countermeasure method for the missing program with the radio buttons M2219 to M2221. Thereafter, when the virtual machine copy initialization button 1306 is pressed, the following processing is executed according to the selected combination of radio buttons. If radio button M2211 is selected, radio button M2220 cannot be selected.
  • the duplicate virtual machine providing unit 1023 executes the same processing as the duplicate virtual machine providing unit 1023 in the first embodiment.
  • the duplicate virtual machine providing unit 1023 executes processes other than the process by the program adding unit 102311 among the processes of the duplicate virtual machine providing unit 1023 in the first embodiment.
  • the duplicate virtual machine providing unit 1023 performs the first implementation. After executing the same processing as that of the duplicate virtual machine providing unit 1023 in the form of the above and completing the creation of the new virtual machine 20211A, a new virtual machine 20211A is obtained from a program included in another virtual machine 20211 having a plurality of virtual machine configurations. Settings for connecting to other programs To run the management.
  • the duplicate virtual machine providing unit 1023 performs the first implementation.
  • the program of the other virtual machine 20211 after executing a process other than the process of the program adding unit 102311, the program of the other virtual machine 20211 having a plurality of virtual machine configurations from the program included in the replicated new virtual machine 20211A Connection setting to connect to Process to run.
  • the duplicate virtual machine providing unit 1023 performs the first implementation.
  • the program of the other virtual machine 20211 after executing a process other than the process of the program adding unit 102311, the program of the other virtual machine 20211 having a plurality of virtual machine configurations from the program included in the replicated new virtual machine 20211A Connection setting to connect to Process to run.
  • the duplicate virtual machine providing unit 1023 When a combination of any one of the radio buttons M2212 to M2218 and the radio button M2221 is selected, that is, for additional setting to the multiple virtual computer configuration, a new virtual computer is added to any multiple virtual computer configuration When it is selected to add 20211A and nothing is selected as a countermeasure for the insufficient program, the duplicate virtual machine providing unit 1023 performs the process of the duplicate virtual machine providing unit 1023 in the first embodiment. Among these, processing other than the processing by the program addition unit 102311 is executed.
  • FIG. 29 shows a processing procedure of the influence virtual machine extraction process performed by the influence virtual machine extraction unit 10233 that has received the execution instruction from the duplicate virtual machine provision unit 1023.
  • the duplicate virtual machine providing unit 1023 is an influence virtual machine extraction unit in a connection setting process for connecting a program included in the virtual machine 20211 in the multiple virtual machine configuration and a program included in the new duplicated virtual machine 20211A. 10233 is instructed to execute the affected virtual machine extraction process.
  • the influence virtual machine extraction unit 10233 receives an instruction to execute the influence virtual machine extraction process from the duplicate virtual machine provision part 1023, the program included in the new duplicate virtual machine 20211A according to the extraction process shown in FIG.
  • the virtual computer 20211 including the program required by is executed from a plurality of virtual computer configurations.
  • the influence virtual machine extraction unit 10233 refers to the multiple virtual machine configuration table 10309 (see FIG. 26A), the multiple virtual machine configuration name stored in the multiple virtual machine configuration name column 103091, and the third embodiment.
  • the program name search screen M1301 in the form a row that matches the multiple virtual computer configuration names selected by the radio buttons M2212 to M2218 is extracted from the multiple virtual computer configuration table 10309.
  • the affected virtual machine extraction unit 10233 acquires the virtual machine name stored in the virtual machine list column 103092 of the extracted row (S2301).
  • the affected virtual machine extraction unit 10233 refers to the use program management table 10303 (see FIG. 6B) to determine the virtual machine name stored in the virtual machine name column 103031 and the virtual machine name acquired in step S2301. A matching line is extracted from the use program management table 10303. Then, the influence virtual machine extraction unit 10233 acquires the ID of the program stored in the program ID list column 103032 of the extracted row (S2302).
  • the affected virtual machine extraction unit 10233 executes the necessary program list creation unit 1024.
  • the necessary program list creation unit 1024 refers to the dependency management table 10308 (see FIG. 8) and the program management table 10301 (see FIG. 3), and in step S2302.
  • the ID of the acquired program and the ID of the program having a dependency relationship with the program are extracted, and the extracted ID is stored in the necessary program list column 10268 of the initialization information list 1026 (see FIG. 4B) (S2303).
  • the influence virtual machine extraction unit 10233 calculates the difference between the ID of the retained program in the multiple virtual machine configuration acquired in step S2302 and the ID of the necessary program acquired in step S2303, and initializes the calculated difference to the initialization information. It is stored in the missing program list column 10265 of the list 1026 (S2304).
  • the affected virtual machine extraction unit 10233 has the program ID stored in the used program list column 10262 of the initialization information list 1026 and the program ID stored in the insufficient program list column 10265 stored in step S2304. Are compared to determine whether there is a duplicate program (S2305).
  • the influence virtual machine extraction unit 10233 determines that there is no insufficient program among the programs used in the new virtual machine 20211A, and proceeds to step S2309.
  • the affected virtual machine extraction unit 10233 determines that there is a missing program among the programs used in the new virtual machine 20211A.
  • a program that is a program is set as a connection destination program (S2306).
  • the affected virtual machine extraction unit 10233 refers to the program management table 10301 (see FIG. 5), and the ID stored in the ID column 103011 matches the ID of the connection destination program set in step S2306. A row is extracted from the program management table 10301. Then, the affected virtual machine extraction unit 10233 acquires program name, version condition, and architecture information from the program name column 103012, the version column 1030301, and the architecture column 103014 of the extracted row, respectively. Then, the affected virtual machine extraction unit 10233 refers to the dependency management table 10308, the program name stored in the dependency program name column 103083 matches the acquired program name, and is stored in the dependency version column 103084.
  • a row in which the version condition satisfies the acquired version condition and the architecture stored in the dependency architecture column 103085 matches the acquired architecture is extracted from the dependency management table 10308. Then, the affected virtual machine extraction unit 10233 sets the ID program stored in the program ID column 103082 of the extracted row as the connection source program (S2307).
  • the affected virtual machine extraction unit 10233 instructs the connection setting change unit 10232 to execute the connection process.
  • the connection setting change unit 10232 receives the execution instruction from the influence virtual machine extraction unit 10233, the connection setting change unit 10232 rewrites the setting of the connection source program included in the connection source virtual machine 20211 so that the connection source program and the connection destination program are changed.
  • a connection process for connecting to a connection destination program included in the virtual machine 20211A is executed (S2308).
  • connection setting change unit 10232 sends the virtual machine name of the connection source virtual machine 20211, the ID of the connection source program, the virtual machine name of the connection destination virtual machine 20211A and the connection from the affected virtual machine extraction unit 10233. Receive the ID of the previous program.
  • connection setting change unit 10232 refers to the connection setting value table 10310 (see FIG. 26B), extracts the virtual machine name and ID stored in the virtual machine name column 103101 and the program ID column 103102, and the influence virtual computer extraction. A row in which the virtual machine name of the connection destination virtual machine 20211A received from the unit 10233 and the ID of the connection destination program match is extracted from the connection setting value table 10310.
  • connection setting change unit 10232 refers to the connection setting item table 10311 (see FIG. 26C), and stores the connection source program ID stored in the program ID column 103111 and the connection destination program ID column 103112. ID of the connection destination program, the ID of the connection source program included in the connection source virtual machine 20211 received from the affected virtual machine extraction unit 10233, and the ID of the connection destination program included in the connection destination virtual computer 20211A Are extracted from the connection setting item table 10311.
  • connection setting change unit 10232 matches the character string stored in the connection parameter column 103103 of the line extracted from the connection setting value table 10310 among the character strings stored in the description column 103114 of the extracted line.
  • a character string in which the character string of the place is replaced with the connection parameter value stored in the connection parameter value column 103104 is temporarily stored in the variable S.
  • connection setting change unit 10232 changes the character string of the portion that matches the character string stored in the description column 103114 out of the character string of the file name stored in the file column 103113 of the extracted line to the variable S. Replace with the character string stored in.
  • connection setting change unit 10232 can connect to a program included in the new virtual machine 20211A that is a duplicate of the program included in the virtual machine 20211 in the multiple virtual machine configuration.
  • FIG. 30 shows a processing procedure of a connection virtual machine determination process performed by the connection virtual machine determination unit 102314 that has received an execution instruction from the duplicate virtual machine provision unit 1023.
  • the duplicate virtual machine providing unit 1023 determines a connection virtual machine in connection setting processing for connecting a program contained in the new duplicated virtual machine 20211A and a program contained in another virtual machine 20211 having a plurality of virtual machine configurations.
  • the unit 102314 is instructed to execute connection virtual machine determination processing.
  • the connection virtual machine determination unit 102314 receives an instruction to execute the connection virtual machine determination process from the duplicate virtual machine provision unit 1023, the virtual machine including the deficient program of the copied new virtual machine 20211A according to the determination process shown in FIG.
  • a process of searching for a computer from the virtual machines 20211 in the configuration of a plurality of virtual machines and determining a virtual machine to be connected is executed.
  • connection virtual machine determination unit 102314 refers to the multiple virtual machine configuration table 10309 (see FIG. 26A), the multiple virtual machine configuration name stored in the multiple virtual machine configuration name column 103091, and the third embodiment.
  • the program name search screen M1301 in the form, a row that matches the multiple virtual computer configuration name of the multiple virtual computer configuration selected is extracted from the multiple virtual computer configuration table 10309. Then, the connection virtual machine determination unit 102314 acquires the virtual machine name stored in the virtual machine list column 103092 of the extracted row (S2401).
  • connection virtual machine determination unit 102314 refers to the use program management table 10303 (see FIG. 6B), and obtains the virtual machine name stored in the virtual machine name field 103031 and the virtual machine name acquired in step S2401. A matching line is extracted from the use program management table 10303. Then, the connection virtual machine determination unit 102314 acquires the ID of the program stored in the program ID list field 103032 of the extracted row, and the initial ID associated with the acquired program ID and the copied new virtual machine 20211. Programs that are lacking in the new virtual machine 20211A among the use programs included in the existing virtual machine 20211 by comparing the IDs of the missing programs stored in the missing program list column 10265 of the computerized information list 1026 Is included (S2402).
  • connection virtual machine determination unit 102314 determines that a program lacking in the new virtual machine 20211A is not included in the use programs included in the existing virtual machine 20211. The process proceeds to step S2406.
  • connection virtual machine determination unit 102314 obtains a positive result in the determination in step S2402, among the use programs included in the existing virtual machine 20211, a program that is missing in the new virtual machine 20211A is included. It is determined that the program is a program to be used and is a deficient program (S2403).
  • connection virtual machine determination unit 102314 refers to the program management table 10301 (see FIG. 5), and the ID stored in the ID column 103011 matches the ID of the connection destination program set in step S2403. A row is extracted from the program management table 10301. Then, the connection virtual machine determination unit 102314 obtains the program name, version condition, and architecture information from the program name column 103012, the version column 103013, and the architecture column 103014 of the extracted row, respectively. Then, the connection virtual machine determination unit 102314 refers to the dependency management table 10308, the program name stored in the dependency program name column 103083 matches the acquired program name, and is stored in the dependency version column 103084.
  • connection virtual machine determination unit 102314 sets the ID program stored in the program ID column 103082 of the extracted row as the connection source program (S2404).
  • connection virtual machine determination unit 102314 instructs the connection setting change unit 10232 to execute connection processing.
  • the connection setting change unit 10232 receives the execution instruction from the connection virtual machine determination unit 102314, the connection setting change unit 10232 rewrites the connection source program setting included in the connection source virtual machine 20211A, so that the connection source program and the connection destination program are rewritten.
  • a connection process for connecting to a connection destination program included in the virtual machine 20211 is executed (S2405).
  • connection process executed by the connection setting change unit 10232 is the same as the process described with reference to FIG. 29, and thus the description thereof is omitted here.
  • connection setting change unit 10232 can connect the program included in the copied new virtual machine 20211A to the program included in the virtual machine 20211 in the multiple virtual machine configuration.
  • the present invention is not necessarily limited to the first to third embodiments described above.
  • the present invention does not have to include all the configurations described above, and among the configurations in the first to third embodiments, some of the configurations in any of the embodiments are the same as those in the other embodiments. Configurations may be added, deleted or replaced.
  • the configurations, functions, processing units, etc. in the first to third embodiments described above may be realized by software.
  • information such as programs, tables or files for realizing each configuration, function, processing unit, etc. is recorded on a recording device such as a memory, hard disk or SSD (Solid State Drive), or a recording medium such as an IC card, SD card or DVD. You may store in.
  • a recording device such as a memory, hard disk or SSD (Solid State Drive), or a recording medium such as an IC card, SD card or DVD. You may store in.
  • control lines and information lines do not necessarily indicate all control lines and information lines on the product, and actually all the configurations may be mutually connected.
  • the present invention can be widely applied to a virtual computer providing system, a virtual computer providing method, and a program for providing a new virtual computer by duplicating and initializing the virtual computer.
  • Virtual computer provision system 10 Virtual computer provision service management server apparatus 1021 Replication source virtual computer search unit 10211 Usage search unit 10212 User name organization name search unit 10213 Program name search unit 10214 Program license confirmation unit 1023 Provision of duplicate virtual computer Unit 10231 Duplicate virtual machine environment initialization unit 102311 Program addition unit 102312 Program deletion unit 102313 Virtual machine data change unit 102314 Connection virtual machine determination unit 10232 Connection setting change unit 10233 Influence virtual machine extraction unit 1024 Necessary program list creation unit 10301 Program management table 10302 Virtual machine image management table 10303 Use program management table 10304 Program license management table 10308 Dependency management table 10310 Connection setting value table 10311 Connection setting item table

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Abstract

L'invention porte sur un système de fourniture d'ordinateur virtuel, un procédé de fourniture d'ordinateur virtuel et un programme aptes à fournir rapidement un ordinateur virtuel qui satisfait les exigences d'un utilisateur. La présente invention comprend : une unité de recherche d'ordinateur virtuel origine de duplication pour retrouver un ordinateur virtuel qui contient un programme demandé par un utilisateur ; une unité de fourniture d'ordinateur virtuel dupliqué qui duplique et initialise l'ordinateur virtuel acquis en conséquence des résultats retrouvés ; et une unité de stockage qui stocke une table de gestion de programme utilisé, une table de gestion de relation de dépendance, une table de gestion de données uniques d'utilisateur, une table de gestion de données uniques d'organisation et une table de gestion de données uniques de machine. L'unité de recherche d'ordinateur virtuel origine de duplication retrouve un ordinateur virtuel qui contient le programme demandé, et retrouve en outre un ordinateur virtuel qui contient des programmes nécessaires au fonctionnement du programme demandé. L'unité de fourniture d'ordinateur virtuel dupliqué, après duplication de l'ordinateur virtuel acquis en conséquence des résultats retrouvés, supprime ou modifie des données uniques d'utilisateur, des données uniques d'organisation et des données uniques de machine incluses dans l'ordinateur virtuel dupliqué de manière à effectuer une initialisation.
PCT/JP2011/005049 2011-09-08 2011-09-08 Système de fourniture d'ordinateur virtuel et procédé de fourniture WO2013035134A1 (fr)

Priority Applications (2)

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PCT/JP2011/005049 WO2013035134A1 (fr) 2011-09-08 2011-09-08 Système de fourniture d'ordinateur virtuel et procédé de fourniture
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